HHS OCR report · 2023
Allegheny County data breach
OCR report facts
- Covered entity
- Allegheny County
- Entity type
- Healthcare Provider
- State
- Pennsylvania
- Individuals affected
- 689,686
- Submission date
- Jul 28, 2023
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Allegheny County, the covered entity (CE), reported that its business associate (BA) experienced a cyber-attack that compromised the protected health information (PHI) of 689,686 individuals. The PHI involved included names, addresses, phone numbers, Social Security numbers, dates of birth, drivers’ license numbers, diagnoses, claims information, and other treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. In response to t...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Allegheny County data breach?
The report to HHS OCR lists 689,686 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jul 28, 2023.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from Allegheny County legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or Allegheny County.